Bird Precision
Bird Precision
One Spruce Street, P.O. Box 540569
Waltham, MA 02454-0569 USA
Phone: (800) 454-7369
Fax: (800) 370–6308
Email: sales@birdprecision.com
Website: www.birdprecision.com
Print Back
Brass Plate Orifice 0.250" Diameter x 0.030" Thick

RB82121 is a plate style orifice. It is usually installed and sealed with a face seal o-ring and / or retaining ring. This brass plate comes complete with our 0.060" diameter sharp edge orifice series. Size ranges from 0.0004" thru 0.035".
RB82121 Series Brass Precision Orifice Plate Insert
Unit of Measure
1 2 3 

Item #

Item Name

Orifice Inner Diameter (I.D.)

Diameter

Press-In Insert Length

Orifice Outer Diameter (O.D.)

RB82121BR-22329 N/A RB82121 Series 0.0004 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0004 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22320 N/A RB82121 Series 0.0005 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0005 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22023 N/A RB82121 Series 0.0006 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0006 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22104 N/A RB82121 Series 0.0008 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0008 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22143 N/A RB82121 Series 0.0010 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0010 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22111 N/A RB82121 Series 0.0012 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0012 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22231 N/A RB82121 Series 0.0014 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0014 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22114 N/A RB82121 Series 0.0016 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0016 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22350 N/A RB82121 Series 0.0017 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0017 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22276 N/A RB82121 Series 0.0018 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0018 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22021 N/A RB82121 Series 0.0020 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0020 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22277 N/A RB82121 Series 0.0022 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0022 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22029 N/A RB82121 Series 0.0025 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0025 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22180 N/A RB82121 Series 0.0026 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0026 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22033 N/A RB82121 Series 0.0030 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0030 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22034 N/A RB82121 Series 0.0035 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0035 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22037 N/A RB82121 Series 0.0040 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0040 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22038 N/A RB82121 Series 0.0045 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0045 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22375 N/A RB82121 Series 0.0046 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0046 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22039 N/A RB82121 Series 0.0050 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0050 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22042 N/A RB82121 Series 0.0055 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0055 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22012 N/A RB82121 Series 0.0060 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0060 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22043 N/A RB82121 Series 0.0065 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0065 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22844 N/A RB82121 Series 0.0070 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0070 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
RB82121BR-22044 N/A RB82121 Series 0.0075 Inch (in) Inner Diameter (I.D.) and 0.060 Inch (in) Outer Diameter (O.D.) Brass Precision Orifice Plate Insert N/A 0.0075 in N/A 0.0250 in N/A 0.030 in N/A 0.060 in
Unit of Measure
1 2 3